Estimated revenue in 2028: 5 billion
Development history
1998
Ningbo Shuangma Machinery Industry Co., Ltd. was established
2002
Self-developed dry-ton injection molding machine rolls off the production line
2004
Undertake the national 863 scientific research project and establish a provincial engineering (technology) center
2006
Recognized as a "National High-tech Enterprise" by the Ministry of Science and Technology
2007
Chenglu Group wholly acquired Shuangma and invested 300 million yuan to build a modern Bole Industrial Park
2008
Invested 130 million yuan and introduced top talents at home and abroad to successfully develop the EK series injection molding machine with a central mold-locking structure.
2011
Bole has entered the track of rapid development, and the EK series center clamping structure has won the national invention patent (Patent No. ZL201110250342.5)
2012
Special injection molding machine for ultra-large injection molding volume successfully developed
2014
Ranked as one of the top 25 comprehensive strength companies in China's plastics machinery industry and one of the top 10 plastic injection molding machine companies
2015

A team headed by senior German experts successfully developed the DK two-platen machine with world-leading technology

CIML intelligent molding line for carbon fiber products was successfully developed and put into production; it was ranked first in the growth rate of the plastic machine industry

2016
EKI series servo energy-saving injection molding machine launched on the market
2017
EKS R&D across the ages successfully developed the FE electric injection molding machine.
2018

The MK series multi-component injection molding machine was successfully developed

Developed a special injection molding machine for ultra-high molecular weight polyethylene and applied it to the market, gaining market recognition.

2019

MH series two-platen multi-component injection molding machine launched on the market

MM series through-shot horizontal turntable injection molding machine is put on the market

2020
Successfully developed high-speed packaging machines and built Bole Jiangxi Industrial Park
2021
Successfully developed magnesium alloy semi-solid injection molding machine
2022

EKW series servo energy-saving wide plate injection molding machine was successfully put into the market

The first phase of Jiangxi factory was completed

2023
Large magnesium alloy injection molding development
2024
Bole’s 4,000-ton magnesium alloy injection molding machine released